Home / 12,239,764.65-18,361,396.58-4,153,113.45

Finding the Fourth Proportional to 12,239,764.65, 18,361,396.58 and 4,153,113.45

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Solution

The fourth proportional to 12,239,764.65, 18,361,396.58 and 4,153,113.45 is: 6,230,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,764.65 : 18,361,396.58 = 4,153,113.45 : x
  2. Step 2: Convert to fraction form
    12,239,764.65/18,361,396.58 = 4,153,113.45/x
  3. Step 3: Cross multiply
    12,239,764.65x = 18,361,396.58 × 4,153,113.45
  4. Step 4: Simplify right side
    12,239,764.65x = 76,256,963,076,416.44
  5. Step 5: Solve for x
    x = 76,256,963,076,416.44/12,239,764.65
  6. Step 6: Final answer
    x = 6,230,263.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.